CN111588173B - English extracurricular reader portable correction support - Google Patents
English extracurricular reader portable correction support Download PDFInfo
- Publication number
- CN111588173B CN111588173B CN202010349248.4A CN202010349248A CN111588173B CN 111588173 B CN111588173 B CN 111588173B CN 202010349248 A CN202010349248 A CN 202010349248A CN 111588173 B CN111588173 B CN 111588173B
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- 230000005540 biological transmission Effects 0.000 claims abstract description 11
- 238000009434 installation Methods 0.000 claims description 45
- 210000000078 claw Anatomy 0.000 claims description 21
- 230000006835 compression Effects 0.000 claims description 9
- 238000007906 compression Methods 0.000 claims description 9
- 239000000203 mixture Substances 0.000 description 4
- 230000001105 regulatory effect Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000004438 eyesight Effects 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000035755 proliferation Effects 0.000 description 1
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Classifications
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
- A47B23/00—Bed-tables; Trays; Reading-racks; Book-rests, i.e. items used in combination with something else
- A47B23/06—Bed-tables; Trays; Reading-racks; Book-rests, i.e. items used in combination with something else characterised by association with auxiliary devices, e.g. line indicators, leaf turners, lampholders, book or page holders
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
- A47B23/00—Bed-tables; Trays; Reading-racks; Book-rests, i.e. items used in combination with something else
- A47B23/04—Bed-tables; Trays; Reading-racks; Book-rests, i.e. items used in combination with something else supported from table, floor or wall
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
- A47B23/00—Bed-tables; Trays; Reading-racks; Book-rests, i.e. items used in combination with something else
- A47B23/04—Bed-tables; Trays; Reading-racks; Book-rests, i.e. items used in combination with something else supported from table, floor or wall
- A47B23/042—Book-rests or note-book holders resting on tables
- A47B23/043—Book-rests or note-book holders resting on tables adjustable, foldable
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- Accessories Of Cameras (AREA)
- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The invention discloses a portable correction support for an English extraclass reader, relates to the technical field of reading devices, and mainly aims to solve the problem that the distance between the reader and a reader cannot be automatically corrected by the conventional device; the device comprises a clamping piece for installing a reader, and further comprises a correction unit for automatically adjusting the distance between the reader and a human body, wherein the correction unit comprises a first mounting plate, a rotating shaft, a second mounting plate, a mounting shaft, a third mounting plate, a belt transmission mechanism and a driving assembly for driving the rotating shaft to rotate; the adjusting unit is arranged to adjust the elevation angle of the reader and adjust the height of the reader.
Description
Technical Field
The invention relates to the technical field of reading devices, in particular to a portable correction support for an English extraclass reader.
Background
English is a western japanese language that was used first in the early middle ages of the united kingdom and is ultimately the language with the widest world area because of its wide proliferation.
English learning is a day-long and month-long process, except the teaching that the mr was in class, still need the student to pay certain effort in class back, family, just can get effect, often read the English reading thing and be a good mode of learning the English, and the student often needs place the english reading ware through auxiliary equipment (like portable computer support etc.) and study after. Because the English letters are small, students are often close to the screen of the reader when learning, and the retention time is long due to fatigue, so that the eyesight of the students is reduced in the past, and the later learning and life are not facilitated.
Disclosure of Invention
The invention aims to provide a portable correction bracket for an English extraclass reader, which is used for solving the problems.
In order to achieve the purpose, the invention provides the following technical scheme:
a portable correction support for an English extracurricular reader comprises a clamping piece for installing the reader, and further comprises a correction unit for automatically adjusting the distance between the reader and a human body, wherein the correction unit comprises a first mounting plate, a rotating shaft, a second mounting plate, an installation shaft, a third mounting plate, a belt transmission mechanism and a driving assembly for driving the rotating shaft to rotate, the rotating shaft is installed on the upper surface of the first mounting plate in a rotating manner, the second mounting plate is eccentrically fixed on the rotating shaft, the installation shaft is installed on the second mounting plate in a rotating manner, the third mounting plate is fixedly installed at the top end of the installation shaft, the clamping piece is installed on the third mounting plate, an infrared distance meter is fixedly installed at the top end of the clamping piece, the infrared distance meter is electrically connected with the power source of the driving assembly, a fixed shaft penetrates through the center line of the rotating shaft, and the bottom end of the fixed shaft is fixedly connected with the first mounting plate, and a belt transmission mechanism is connected between the fixed shaft and the mounting shaft.
On the basis of the technical scheme, the invention also provides the following optional technical scheme:
in one alternative: the driving assembly comprises a stepping motor and a gear pair, the stepping motor is fixedly mounted on the upper surface of the first mounting plate, and the stepping motor is connected with the rotating shaft through the gear pair in a driving mode.
In one alternative: the gear pair comprises a driving gear fixedly arranged on an output shaft of the stepping motor and a driven gear fixedly arranged on the rotating shaft and meshed with the driving gear.
In one alternative: still install the installation component who is used for its and desk edge connection on the first mounting panel, the installation component includes splint, threaded rod and internal thread cover, fixed surface has the threaded rod on the first mounting panel, set up the through-hole that supplies the threaded rod to pass on the splint, it is equipped with the internal thread cover to lie in splint top thread cover on the threaded rod.
In one alternative: the clamping piece passes through the regulating unit to be installed on the third mounting panel, the regulating unit includes angle adjusting part and altitude mixture control subassembly, angle adjusting part includes worm, worm wheel and installation pole, the installation pole bottom is rotated through the round pin axle and is installed in third mounting panel upper surface, and round pin axle one end fixed mounting has the worm wheel, third mounting panel upper surface rotates and installs the worm with worm wheel meshing, the clamping piece passes through altitude mixture control unit and installs on the installation pole.
In one alternative: the height adjusting assembly comprises a positioning rack, a positioning claw, a compression spring and an installation block, the installation block is sleeved on the installation rod in a sliding mode, the clamping piece is fixedly installed on one side of the installation block, the positioning rack is fixed on the side wall, far away from the clamping piece, of the installation rod, the positioning claw is installed on the installation block in a rotating mode and meshed with the positioning rack, and the compression spring is fixedly connected between the installation block and the positioning claw.
In one alternative: the bottom of the first mounting plate is detachably connected with a tripod.
Compared with the prior art, the invention has the following beneficial effects:
1. the device is provided with a correction unit, the correction unit comprises a first mounting plate, a rotating shaft, a second mounting plate, a mounting shaft, a third mounting plate, a belt transmission mechanism and a driving assembly for driving the rotating shaft to rotate, an infrared distance meter is fixedly mounted at the top of the clamping piece, when the distance between the infrared distance meter and a human body is smaller than a preset value, the driving assembly is started to work, the driving assembly drives the rotating shaft to rotate, the rotating shaft drives the second mounting plate to rotate, the second mounting plate drives the mounting shaft to revolve, the mounting shaft drives the clamping piece to revolve through the third mounting plate, meanwhile, a belt pulley on the mounting shaft revolves around a belt pulley on a fixed shaft, the mounting shaft is driven to rotate under the action of a belt, the mounting shaft drives the third mounting plate and the clamping piece on the third mounting plate to rotate, the reader on the clamping piece can be ensured to face a reader all the time, and the reader is prevented from angular deflection along with the rotation of the second mounting plate, stopping the driving assembly until the distance is equal to a preset value;
2. be equipped with the regulating unit, the regulating unit includes angle adjusting subassembly and altitude mixture control subassembly, angle adjusting subassembly includes worm, worm wheel and installation pole, and the worm passes through the worm wheel and drives the installation pole and rotate, can adjust the inclination of installation pole, and then the angle of elevation of adjustment reader, altitude mixture control subassembly includes location rack, positioning claw, compression spring and installation piece, and it breaks away from with the location rack to dial the positioning claw through the hand and make it, then adjusts the height of installation piece, loosens the positioning claw after adjusting, fixes the clamping piece at this height, easy operation, convenient and practical.
Drawings
Fig. 1 is a schematic structural diagram of a first embodiment of the present invention.
Fig. 2 is a schematic structural view of a mounting assembly in a first embodiment of the present invention.
Fig. 3 is a schematic structural diagram of a second embodiment of the present invention.
Notations for reference numerals: 1-a first mounting plate, 2-a stepping motor, 3-a gear pair, 4-a rotating shaft, 5-a mounting shaft, 6-a belt transmission mechanism, 7-a third mounting plate, 8-a worm, 9-a worm wheel, 10-a clamping piece, 11-an infrared distance meter, 12-a mounting rod, 13-a positioning rack, 14-a positioning claw, 15-a compression spring, 16-a mounting block, 17-a fixing shaft, 18-a threaded rod, 19-an internal thread sleeve, 20-a clamping plate, 21-a second mounting plate and 22-a tripod.
Detailed Description
The present invention will be described in detail with reference to the following embodiments, wherein like or similar elements are designated by like reference numerals throughout the several views, and wherein the shape, thickness or height of the various elements may be expanded or reduced in practice. The examples are given only for illustrating the present invention and are not intended to limit the scope of the present invention. Any obvious modifications or variations can be made to the present invention without departing from the spirit or scope of the present invention.
Example 1
Referring to fig. 1-2, in the embodiment of the present invention, a portable correction bracket for an english extraterrestrial reader includes a clamping member 10 for mounting a reader, in the embodiment, the clamping member 10 has the same structure as the clamping member 10 of a conventional mobile phone bracket, which is not described herein, and further includes a correction unit for automatically adjusting a distance between the reader and a human body, where the correction unit includes a first mounting plate 1, a rotating shaft 4, a second mounting plate 21, a mounting shaft 5, a third mounting plate 7, a belt transmission mechanism 6, and a driving component for driving the rotating shaft 4 to rotate, the rotating shaft 4 is rotatably mounted on an upper surface of the first mounting plate 1, in the embodiment, the rotating shaft 4 is preferably rotatably connected with the first mounting plate 1 through a bearing and a bearing seat, the driving component includes a stepping motor 2 and a gear pair 3, the stepping motor 2 is fixedly mounted on an upper surface of the first mounting plate 1, step motor 2 is connected with a rotating shaft 4 through a gear pair 3 in a driving way, gear pair 3 comprises a driving gear fixedly mounted on an output shaft of step motor 2 and a driven gear fixedly mounted on rotating shaft 4 and meshed with the driving gear, a second mounting plate 21 is eccentrically and fixedly mounted on rotating shaft 4, an installation shaft 5 is rotatably mounted on second mounting plate 21, a third mounting plate 7 is fixedly mounted at the top end of installation shaft 5, a clamping member 10 is mounted on third mounting plate 7, an infrared distance measuring instrument 11 is fixedly mounted at the top of clamping member 10, infrared distance measuring instrument 11 is electrically connected with a power source of a driving assembly, a fixed shaft 17 penetrates through the center line of rotating shaft 4, the bottom end of fixed shaft 17 is fixedly connected with first mounting plate 1, a belt transmission mechanism 6 is connected between fixed shaft 17 and installation shaft 5, and two belt pulleys of belt transmission mechanism 6 are the same in size, when the distance between the infrared distance meter 11 and a human body is smaller than a preset value, a driving assembly is started to work, the driving assembly drives a rotating shaft 4 to rotate, the rotating shaft 4 drives a second mounting plate 21 to rotate, the second mounting plate 21 drives a mounting shaft 5 to revolve, the mounting shaft 5 drives a clamping element 10 to revolve through a third mounting plate 7, meanwhile, a belt pulley on the mounting shaft 5 revolves around a belt pulley on a fixing shaft 17, the mounting shaft 5 is driven to rotate under the action of a belt, the mounting shaft 5 drives the third mounting plate 7 and the clamping element 10 thereon to rotate, the situation that a reader on the clamping element 10 always faces a reader can be guaranteed, angular deflection caused by rotation of the second mounting plate 21 is avoided, and the driving assembly stops working until the distance is equal to the preset value;
furthermore, the first mounting plate 1 is further provided with a mounting assembly for connecting the mounting assembly with the edge of a table, the mounting assembly comprises a clamping plate 20, a threaded rod 18 and an internal thread sleeve 19, the threaded rod 18 is fixed on the upper surface of the first mounting plate 1, the clamping plate 20 is provided with a through hole through which the threaded rod 18 passes, the threaded rod 18 is provided with the internal thread sleeve 19 in a threaded manner above the clamping plate 20, and the internal thread sleeve 19 is rotated to adjust the distance between the clamping plate 20 and the upper surface of the first mounting plate 1, so that the clamping plate 20 is matched with the first mounting plate 1 to clamp the edge of the table, and reading is facilitated;
furthermore, the clamping member 10 is installed on the third mounting plate 7 through the adjusting unit, the adjusting unit comprises an angle adjusting component and a height adjusting component, the angle adjusting component comprises a worm 8, a worm wheel 9 and a mounting rod 12, the bottom end of the mounting rod 12 is installed on the upper surface of the third mounting plate 7 through a pin shaft, the worm wheel 9 is fixedly installed at one end of the pin shaft, the worm 8 meshed with the worm wheel 9 is installed on the upper surface of the third mounting plate 7 through the height adjusting component, the clamping member 10 is installed on the mounting rod 12 through the height adjusting component, a rocking handle is fixed at one end of the worm 8, the worm 8 is rotated through the rocking handle, the worm 8 drives the mounting rod 12 to rotate through the worm wheel 9, the inclination angle of the mounting rod 12 can be adjusted, and then the elevation angle of the reader is adjusted, the height adjusting component comprises a positioning rack 13, a positioning claw 14, a compression spring 15 and a mounting block 16, the mounting block 16 is sleeved on the mounting rod 12 in a sliding mode, the clamping element 10 is fixedly mounted on one side of the mounting block 16, the positioning rack 13 is fixed on the side wall, away from the clamping element 10, of the mounting rod 12, the positioning claw 14 is mounted on the mounting block 16 in a rotating mode, the positioning claw 14 is meshed with the positioning rack 13, the compression spring 15 is fixedly connected between the mounting block 16 and the positioning claw 14, the positioning claw 14 is meshed with the positioning rack 13 through the elastic force of the compression spring 15, the positioning claw 14 is separated from the positioning rack 13 through the positioning claw 14 which is pulled by a hand, then the height of the mounting block 16 is adjusted, the positioning claw 14 is loosened after the adjustment is completed, and the clamping element 10 is fixed on the height.
Example 2
Referring to fig. 3, the embodiment of the present invention is different from embodiment 1 in that a tripod 22 is detachably connected to the bottom of the first mounting plate 1, so that the device can be conveniently placed on the ground for reading.
The working principle of the invention is as follows: the distance between the clamping plate 20 and the upper surface of the first mounting plate 1 is adjusted by rotating the internal thread sleeve 19, so that the clamping plate 20 and the first mounting plate 1 are matched to clamp the edge of a desk and facilitate reading, when the distance between the infrared distance meter 11 and a human body is smaller than a preset value, the driving assembly is started to work, the driving assembly drives the rotating shaft 4 to rotate, the rotating shaft 4 drives the second mounting plate 21 to rotate, the second mounting plate 21 drives the mounting shaft 5 to revolve, the mounting shaft 5 drives the clamping element 10 to revolve through the third mounting plate 7, meanwhile, the belt pulley on the mounting shaft 5 revolves around the belt pulley on the fixed shaft 17, under the action of the belt, the mounting shaft 5 is driven to rotate, the mounting shaft 5 drives the third mounting plate 7 and the clamping element 10 thereon, the reader on the clamping element 10 can be ensured to always face the reader, and angular deflection caused by the rotation of the second mounting plate 21 is avoided, until the distance equals the default after drive assembly stop work, rotate worm 8 through the rocking handle, worm 8 passes through worm wheel 9 and drives installation pole 12 and rotate, can adjust the inclination of installation pole 12, and then adjusts the angle of elevation of reading the ware, and 14 make it break away from with location rack 13 through dialling the locating claw by hand, then adjust the height of installation piece 16, loosen locating claw 14 after adjusting, fix clamping piece 10 on this height, easy operation, convenient and practical.
The above description is only for the specific embodiments of the present disclosure, but the scope of the present disclosure is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present disclosure, and all the changes or substitutions should be covered within the scope of the present disclosure. Therefore, the protection scope of the present disclosure shall be subject to the protection scope of the claims.
Claims (5)
1. The portable correction support for the English class exterior reader comprises a clamping piece (10) used for installing the reader, and is characterized by further comprising a correction unit used for automatically adjusting the distance between the reader and a human body, wherein the correction unit comprises a first mounting plate (1), a rotating shaft (4), a second mounting plate (21), an installation shaft (5), a third mounting plate (7), a belt transmission mechanism (6) and a driving assembly used for driving the rotating shaft (4) to rotate, the rotating shaft (4) is installed on the first mounting plate (1) in a surface rotating mode, the second mounting plate (21) is eccentrically fixed on the rotating shaft (4), the installation shaft (5) is installed on the second mounting plate (21) in a rotating mode, the third mounting plate (7) is fixedly installed at the top end of the installation shaft (5), the clamping piece (10) is installed on the third mounting plate (7), and an infrared distance meter (11) is fixedly installed at the top of the clamping piece (10), the infrared distance measuring instrument (11) is electrically connected with a power source of the driving assembly, a fixing shaft (17) penetrates through the central line of the rotating shaft (4), the bottom end of the fixing shaft (17) is fixedly connected with the first mounting plate (1), and a belt transmission mechanism (6) is connected between the fixing shaft (17) and the mounting shaft (5);
the two belt pulleys of the belt transmission mechanism (6) are the same in size, when the distance between the infrared distance meter (11) and a human body is smaller than a preset value, the driving assembly is started to work, the driving assembly drives the rotating shaft (4) to rotate, the rotating shaft (4) drives the second mounting plate (21) to rotate, the second mounting plate (21) drives the mounting shaft (5) to revolve, the mounting shaft (5) drives the clamping piece (10) to revolve through the third mounting plate (7), meanwhile, the belt pulley on the mounting shaft (5) revolves around the belt pulley on the fixed shaft (17), the mounting shaft (5) is driven to rotate under the action of the belt, the mounting shaft (5) drives the third mounting plate (7) and the clamping piece (10) on the third mounting plate to rotate, and the reader on the clamping piece (10) is guaranteed to face a reader all the time;
the clamping piece (10) is installed on the third installation plate (7) through an adjusting unit, the adjusting unit comprises an angle adjusting assembly and a height adjusting assembly, the angle adjusting assembly comprises a worm (8), a worm wheel (9) and an installation rod (12), the bottom end of the installation rod (12) is rotatably installed on the upper surface of the third installation plate (7) through a pin shaft, the worm wheel (9) is fixedly installed at one end of the pin shaft, the worm (8) meshed with the worm wheel (9) is rotatably installed on the upper surface of the third installation plate (7), and the clamping piece (10) is installed on the installation rod (12) through the height adjusting assembly;
the height adjusting assembly comprises a positioning rack (13), a positioning claw (14), a compression spring (15) and an installation block (16), the installation block (16) is sleeved on the installation rod (12) in a sliding mode, the clamping piece (10) is fixedly installed on one side of the installation block (16), the positioning rack (13) is fixed on the side wall, away from the clamping piece (10), of the installation rod (12), the installation block (16) is rotatably installed with the positioning claw (14), the positioning claw (14) is meshed with the positioning rack (13), and the compression spring (15) is fixedly connected between the installation block (16) and the positioning claw (14).
2. The portable correction support of an English extraclass reader as claimed in claim 1, characterized in that the driving component comprises a stepping motor (2) and a gear pair (3), the stepping motor (2) is fixedly installed on the upper surface of the first installation plate (1), and the stepping motor (2) is in driving connection with the rotating shaft (4) through the gear pair (3).
3. The portable correction support of English extraclass reader according to claim 2, characterized in that the gear pair (3) comprises a driving gear fixedly installed on the output shaft of the stepping motor (2) and a driven gear fixedly installed on the rotating shaft (4) and engaged with the driving gear.
4. The portable correction support of english extraclass reader of claim 1, characterized in that, still install the installation component that is used for being connected its and desk edge on first mounting panel (1), the installation component includes splint (20), threaded rod (18) and internal thread cover (19), fixed surface threaded rod (18) on first mounting panel (1), set up the through-hole that supplies threaded rod (18) to pass on splint (20), it is equipped with internal thread cover (19) to lie in the screw thread cover above splint (20) on threaded rod (18).
5. English extraclass reader portable correction support according to claim 1, characterized in that the first mounting plate (1) is detachably connected at its bottom with a tripod (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010349248.4A CN111588173B (en) | 2020-04-28 | 2020-04-28 | English extracurricular reader portable correction support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010349248.4A CN111588173B (en) | 2020-04-28 | 2020-04-28 | English extracurricular reader portable correction support |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111588173A CN111588173A (en) | 2020-08-28 |
| CN111588173B true CN111588173B (en) | 2022-08-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010349248.4A Active CN111588173B (en) | 2020-04-28 | 2020-04-28 | English extracurricular reader portable correction support |
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| Country | Link |
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| CN (1) | CN111588173B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112387906A (en) * | 2020-12-14 | 2021-02-23 | 魏可鑫 | Reinforcing bar cutting device for building field |
| CN113414747A (en) * | 2021-07-20 | 2021-09-21 | 郭琴 | Goods bar code identification is convenient for adjust code reader erection equipment of position |
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| WO2004034840A1 (en) * | 2002-10-18 | 2004-04-29 | Fujimiyaseisakusho Co., Ltd. | Reading machine |
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| Publication number | Publication date |
|---|---|
| CN111588173A (en) | 2020-08-28 |
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